{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "233527",
    "entityType": "User",
    "nonce": "0xc3dff7b5d07ff0fdb86b06f2c8bad8b2f6aca7ca9628c117927ec7ca097f205e",
    "signature": "0x25b29f2d9998f655db508ed471e5e9bea240c5965cac5e3fa1f30baceb322fb513e840bc5d62e1244c46da70fe46f0f806f4dd4eb7ade408f89e4ca14867090d1b",
    "signer": "0xa899e54a1aE2f8D645E14e3E1EBF6398971ece5A",
    "userId": "906687997"
  }
}